CN103079221A - Method for conjoint analysis of mobile network condition by using sweep generator and testing mobile phone - Google Patents
Method for conjoint analysis of mobile network condition by using sweep generator and testing mobile phone Download PDFInfo
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Abstract
The invention discloses a method for conjoint analysis of a mobile network condition by using a sweep generator and a testing mobile phone. The method comprises the following steps of: (1) importing sweep generator drive test data and testing mobile phone drive test data; (2) preprocessing the sweep generator drive test data and the testing mobile phone drive test data respectively; (3) analyzing a mobile network scene; (4) performing conjoint analysis on the sweep generator drive test data and the testing mobile phone drive test data and outputting a summary report of neighbor cells of disparate systems in a whole network; and (5) outputting an analysis result and a suggestion on optimization. According to the method, a scene analysis result and a neighbor cell configuration suggestion are obtained by processing and analyzing the imported sweep generator drive test data and testing mobile phone drive test data, the two items of data are subjected to conjoint analysis, meanwhile, an analysis result is displayed in a GIS (Geographic Information System), a network problem and a problem hidden trouble are positioned, the purposeful suggestion on optimization is given, and help is offered for optimization of a mobile network.
Description
Technical field
The analytical method of the relevant a kind of situation of mobile network of the present invention refers to a kind of method of utilizing sweep generator and testing mobile phone Conjoint Analysis situation of mobile network especially.
Background technology
Development along with mobile communications network, mobile network's scale constantly increases, network also becomes increasingly complex, the problem that may occur is also more and more, poor etc. such as call drop, access failure, speech quality, therefore directly affect the client to mobile network's degree of recognition and satisfaction, have a strong impact on client perception, need to constantly analyze and optimize network condition.
For the objective situation that obtains mobile network's wireless environment and user's the experience that continues, carry out field test by sweep generator and testing mobile phone, be the main method of mobile network quality test.Sweep generator and testing mobile phone are all to be key instrument instrument of mobile network's drive test, the former is the rf signal analysis instrument, support is carried out demodulation measurement, spectrum analysis to the standard signal of each frequency range of TD-SCDMA and GSM network, the indexs such as the received signal strength indicator in the measurement network, received signal code power, Interference Signal Code Power, carrier/interface ratio, signal interference ratio, the wireless network environment of rediscover, the latter is a kind of testing tool of special-purpose testing, is mainly used in testing the downstream signal among the mobile network.Drive test utilizes sweep generator or the instruments such as testing mobile phone and testing vehicle exactly, carry out the test form that the mobile network adopts data and speech quality according to particular course, these information comprise the indexs such as cell information, wireless signal strength and quality, neighboring area signal intensity and quality.
The method of understanding at present the wireless network coverage condition mainly is by the analysis drive test data, and the analysis of drive test data is mainly by network optimization engineer's artificial treatment.The situation that adopts automatic methods analyst drive test data reflection wireless network is also arranged at present, but there is following problem in this technology:
1) can not analyze sweep generator drive test data and testing mobile phone drive test data simultaneously;
2) can not carry out association analysis to sweep generator drive test data and testing mobile phone drive test data simultaneously;
3) traditional network condition analytical method can't with combining based on the wireless experience of client perception and real mobile network's wireless environment, be analysed in depth the problem and the problem hidden danger that exist in the network.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of method that can utilize simultaneously sweep generator and testing mobile phone drive test data Conjoint Analysis situation of mobile network.
For achieving the above object, the invention provides a kind of method of utilizing sweep generator and testing mobile phone Conjoint Analysis situation of mobile network, the method comprises:
1) imports sweep generator drive test data and testing mobile phone drive test data;
2) respectively sweep generator drive test data and mobile phone drive test data are carried out preliminary treatment;
3) analyze mobile network's scene;
4) sweep generator drive test data and testing mobile phone drive test data are carried out Conjoint Analysis, the different system of output the whole network adjacent area summary report;
5) output analysis result and Optimizing Suggestions.
In described step 1), the sweep generator LOG data of the compatible different manufacturers of energy import Single document or import simultaneously a plurality of drive test files.
Described drive test data comprises Measuring Time, measurement point longitude and latitude, signal frequency point, field intensity.
Described preliminary treatment comprises following steps:
A) cell localization is oriented corresponding cell number according to signal CI, frequency, signal scrambling code in the drive test data;
B) temporal clustering, the data clusters of the measurement point of identical Measuring Time in the drive test data together;
C) data filtering travels through respectively drive test data, is continued the data deletion of thresholding certain cell signal duration less than the signal of appointment;
D) curve travels through respectively drive test data, and a residential quarter continuous signal and duration are carried out match greater than the data of assign thresholds, again with the original measurement data of the data replacement after the match.
In described step 3), according to sweep generator Drive Test Data Analysis sweep generator scene, homologous ray adjacent area, different system adjacent area, according to mobile phone Drive Test Data Analysis mobile phone drive test scene, different system adjacent area.
Described step 4) specifically comprises:
A1) unusual scene analysis, according to anomalous event, the problem scenes of mobile phone drive test, coupling sweep generator data depth is analyzed orientation problem reason or the hidden danger that searches problem;
B1) Important Problems regional analysis, according to sweep generator drive test data and all kinds of problem scenes of testing mobile phone Drive Test Data Analysis, problem analysis overlap-add region, the key area of reflection existing problems and problem hidden danger;
C1) different system recommendations configuration report, be divided into 2G suggestion adjacent area corresponding to 3G residential quarter, referred to as the T2G adjacent area, the 3G suggestion adjacent area corresponding with 2G cell, referred to as the G2T adjacent area, for the T2G adjacent area, in scene analysis, taking the residential quarter according to the 3G master of the measuring point that satisfies the need analyzes and can obtain 3G residential quarter drive test point fragment, then search the 2G drive test point in the distance threshold scope, if the field intensity thresholding that the field intensity of 2G drive test point arranges greater than system then joins the candidate with the main Serving cell of this 2G drive test point correspondence and advises the adjacent area formation, and then judge with the adjacent area distance threshold and to select the T2G adjacent area; For the G2T adjacent area, the T2G adjacent area that the upper step was obtained travels through reverse process, and the G2T distance threshold according to system arranges filters out the residential quarter less than thresholding, just can obtain the G2T adjacent area;
D1) different system comparison report, adjacent area obtained in the previous step suggestion report is compared with the different system of existing network adjacent area, remove the adjacent area of coincidence, emphasis identifies the adjacent area that has in the suggestion report and do not have in the different system of the existing network adjacent area, and result's output is different system comparison report.
In described step 5), present scene and neighboring BS relationship with GIS, and EXCEL mode output report, instruct network optimization personnel to carry out the network optimization.
The method of utilizing sweep generator and testing mobile phone Conjoint Analysis situation of mobile network of the present invention, by the sweep generator drive test data and the testing mobile phone drive test data that import are processed and are analyzed, comprise the preliminary treatment of two kinds of drive test datas, scene analysis and adjacent area are analyzed, obtain the suggestion of scene analysis result and neighbor cell configuration, and with two item numbers according to carrying out association analysis, simultaneously present analysis result at GIS, fixer network problem and problem hidden danger, and provide targetedly Optimizing Suggestions, for mobile network optimization is offered help.
Description of drawings
Fig. 1 is the main flow schematic diagram that the present invention utilizes sweep generator and testing mobile phone Conjoint Analysis situation of mobile network method;
Fig. 2 is the related schematic diagram of sweep generator sampled point and testing mobile phone sampled point among the present invention;
Fig. 3 is that sweep generator and testing mobile phone are surveyed the abnormal conditions that occur in the communication process of data reflection in the present invention's one case study on implementation with bus or train route;
Fig. 4 be among the present invention in this case study on implementation in conjunction with the immediate cause of related this problem that reflects of sweep generator and testing mobile phone.
Embodiment
For ease of method of the present invention and the effect that reaches are had further understanding, the existing preferred embodiment that develops simultaneously by reference to the accompanying drawings is described in detail as follows.
Fig. 1 is the main flow schematic diagram that utilizes sweep generator and testing mobile phone drive test data Conjoint Analysis situation of mobile network, and this schematic flow sheet is described in detail as follows:
1, imports sweep generator drive test data and testing mobile phone drive test data, the sweep generator LOG data of the compatible different manufacturers of energy, can import Single document or import simultaneously a plurality of drive test files, drive test data comprises following at least information: Measuring Time, measurement point longitude and latitude, signal frequency point, field intensity etc.
2, respectively sweep generator drive test data and mobile phone drive test data are carried out preliminary treatment, preliminary treatment can comprise following steps:
1) cell localization is oriented corresponding cell number according to signal CI, frequency, signal scrambling code in the drive test data;
2) temporal clustering, the data clusters of the measurement point of identical Measuring Time in the drive test data together;
3) data filtering travels through respectively drive test data, is continued the data deletion of thresholding certain cell signal duration less than the signal of appointment;
4) curve travels through respectively drive test data, and a residential quarter continuous signal and duration are carried out match greater than the data of assign thresholds, for example adopts the Suresh Kumar match, and then with the original measurement data of the data replacement after the match.
3. analyze mobile network's scene, according to sweep generator Drive Test Data Analysis sweep generator scene, homologous ray adjacent area, different system adjacent area, according to mobile phone Drive Test Data Analysis mobile phone drive test scene, different system adjacent area.
4. the Conjoint Analysis of sweep generator drive test data and mobile phone drive test data, because the sweep generator sample frequency is lower than the sample frequency of testing mobile phone, so the sampled point of sweep generator is rarer and large, the sampled point of testing mobile phone is Duoed than the sampled point of sweep generator and is thin, as shown in Figure 2.The sampled point of sweep generator and the sampled point of testing mobile phone are mated by the space, form point of sweep generator to the mode of a plurality of points of testing mobile phone, then the network problem that the network problem of sweep generator being found and testing mobile phone are found carries out Conjoint Analysis, find out the essence that affects network problem, suggestion is adjusted in output, makes a concrete analysis of as follows:
1) unusual scene analysis, according to anomalous event, the problem scenes of mobile phone drive test, coupling sweep generator data depth is analyzed orientation problem reason or the hidden danger that searches problem;
2) Important Problems regional analysis, according to sweep generator drive test data and all kinds of problem scenes of testing mobile phone Drive Test Data Analysis, problem analysis overlap-add region, the key area of reflection existing problems and problem hidden danger;
3) different system recommendations configuration report is divided into 3G suggestion adjacent area (referred to as the G2T adjacent area) corresponding to 2G suggestion adjacent area (referred to as the T2G adjacent area) corresponding to 3G residential quarter and 2G cell.For the T2G adjacent area, in scene analysis, taking the residential quarter according to the 3G master of the measuring point that satisfies the need analyzes and can obtain 3G residential quarter drive test point fragment, then search the 2G drive test point in the distance threshold scope, if the field intensity thresholding that the field intensity of 2G drive test point arranges greater than system, then the main Serving cell that this 2G drive test point is corresponding joins the candidate and advises the adjacent area formation, and then judges with the adjacent area distance threshold and to select the T2G adjacent area.For the G2T adjacent area, the T2G adjacent area that the upper step was obtained travels through reverse process, and the G2T distance threshold according to system arranges filters out the residential quarter less than thresholding, just can obtain the G2T adjacent area;
4) different system comparison report, adjacent area obtained in the previous step suggestion report is compared with the different system of existing network adjacent area, remove the adjacent area of coincidence, emphasis identifies the adjacent area that has in the suggestion report and do not have in the different system of the existing network adjacent area, and result's output is different system comparison report.
5. output analysis result and Optimizing Suggestions present scene and neighboring BS relationship with GIS, and EXCEL mode output report, instruct network optimization personnel to carry out the network optimization.
One is as follows for example:
Sweep generator and testing mobile phone at Luoyang, henan are surveyed with bus or train route, are analyzed as follows:
Phenomenon is described: as shown in Figure 3, UE travels from south to north, and when identifying in the highway section through dotted rectangle among the figure, UE takies Bohai Sea Gulf T1(10096/45) residential quarter is risen and is exhaled, and the RSCP that UE receives reaches-78dbm.Along with UE continues northwards to travel, UE is to brocade commerce and trade far away city T3(10112/37) residential quarter recurs handoff failure, and the Pccpch C/I that this moment, UE received reaches-15dbm, finally causes call failure.By the ancient cooking vessel profit to the testing mobile phone data analysis, find that the Pccpch C/I that problem area UE in the drawings receives is lower, reach-below the 10dbm, by around the information inquiry of UE Serving cell/adjacent cell is found without the interference of homogeneous-frequency adjacent-domain, so by to the accurate location interference source of testing mobile phone data.
Case study: can be clearly seen that from the sweep generator test data analysis, there are two co-frequency cells at problem area, there is the strong jamming (10096/45 and 10096/69) of two co-frequency cells in the dotted line identified areas in the drawings, and by software the inquiry of co-frequency cell interference source being provided automatically is because the co-channel interference (such as overstriking line among Fig. 4) of road north T2 and Bohai Sea Gulf T1.By to the analysis of site location on every side, the interference of finding this zone is to form co-channel interference with Bohai Sea Gulf T1 because the signal strength signal intensity of north, road T2 is crossed brocade commerce and trade city far away website
This shows for example, finding in testing mobile phone drive test process has in the situation of the anomalous events such as call drop, access failure, analysis is found with the sweep generator data in highway section, exist obvious co-channel interference phenomenon on this highway section, and this co-channel interference is the immediate cause of call drop and access failure, by adjusting inclination angle and the transmitting power of antenna, get rid of this co-channel interference scene after, repetition measurement call drop and access failure problem disappear.
Two is as follows for example:
Carried out sweep generator and testing mobile phone is surveyed with bus or train route at Wuhan City Zone, the main information that extracts the sweep generator drive test is as follows:
In the superincumbent data, TIMESTAMP represents time of gathering, and BCCH represents frequency, and BSIC represents scrambler, and RXLEVEL represents field intensity, and C/I represents the carrier/interface ratio of signal, and GPS INFO represents longitude and latitude.
The GSM cell information is as follows:
Residential quarter CI LAC BCCH BSIC Longitude Latitude
12012 28968 552 54 30.5734 114.268
19001 28929 76 37 30.4172 114.31
15351 28928 85 47 30.4933 114.383
15671 28965 90 43 30.5282 114.401
12161 28968 88 62 30.6486 114.324
15661 28928 79 64 30.5434 114.335
After above 2G sweep generator drive test data carried out cell localization and time point cluster, 2G cell relation corresponding to the sweep generator drive test data information of acquisition was as follows:
The main information of the 3G sweep generator drive test that extracts is as follows:
In the superincumbent data, pccpch C/I represents the PCCPCH(broadcast channel) the C/I(carrier/interface ratio of signal), pccpchRSCP represents the PCCPCH(broadcast channel) and the RSCP(received signal code road power of signal), GPS information represents longitude and latitude.
Cell information is as follows:
CELL_ID UARFCN CPI Longitude Latitude
2079 10104 86 114.28 30.6162
47497 10120 123 114.202 30.5764
32717 10120 123 114.217 30.5742
47977 10120 123 114.272 30.5951
2019 10120 70 114.268 30.5736
In the superincumbent data, the implication of each row is as follows: CELL_ID: cell number (being used for residential quarter of unique identification), UARFCN: frequency, CPI: scrambler, Longitude: longitude, Latitude: latitude.
After above sweep generator drive test data carried out cell localization, the sweep generator drive test data information respective cell of acquisition relation was as follows:
Above-mentioned data are carried out scene analysis, obtain the fragment of 3G sweep generator drive test point, as follows:
CELL_ID is 2079 fragment 1:
CELL_ID is 47977 fragment 2:
20100808_132356_942 47977 -5.500 -81.300 N:30.51909667,E:114.3867308
20100808_132401_632 47977 -3.500 -79.400 N:30.51910900,E:114.3867250
20100808_132407_082 47977 -4.000 -74.800 N:30.51910867,E:114.3867168
20100808_132408_444 47977 0.000 -77.000 N:30.51910533,E:114.3867093
20100808_132413_930 47977 -1.200 -80.100 N:30.51911417,E:114.3867037
CELL_ID is 2019 fragment 3:
20100808_132359_613 2019 3.200 -79.900 N:30.51910200,E:114.3867283
20100808_132404_402 2019 4.900 -74.700 N:30.51910917,E:114.3867207
20100808_132409_819 2019 7.700 -75.000 N:30.51910617,E:114.3867043
The distance threshold of supposing the system setting is 1000m, and the field intensity thresholding is respectively--90dB, according to these 3 fragments, respectively 2G sweep generator drive test point is traveled through comparison, and the field intensity value is greater than-90 and apart from as follows at threshold range 2G sweep generator road measuring point data:
CELL_ID is 2079 2G drive test point corresponding to 3G residential quarter:
TIMESTAMP BCCH BSIC RXLEVEL C/I residential quarter CI LAC
20100808_132352_781 552 54 -60.481 14.892 12012 28968
20100808_132357_921 552 54 -60.028 13.850 12012 28968
20100808_132358_953 552 54 -62.947 15.168 12012 28968
20100808_132401_109 552 54 -59.268 15.140 12012 28968
20100808_132403_062 552 54 -60.428 16.256 12012 28968
20100808_132352_781 76 37 -69.601 12.709 19001 28929
20100808_132357_921 76 37 -70.422 15.071 19001 28929
20100808_132358_953 76 37 -71.762 13.548 19001 28929
20100808_132401_109 76 37 -74.938 13.519 19001 28929
20100808_132403_062 76 37 -75.172 13.859 19001 28929
20100808_132406_156 76 37 -79.436 15.986 19001 28929
20100808_132409_234 76 37 -72.757 12.525 19001 28929
20100808_132411_281 76 37 -74.957 16.335 19001 28929
CELL_ID is 47977 2G drive test point corresponding to 3G residential quarter:
TIMESTAMP BCCH BSIC RXLEVEL C/I residential quarter CI LAC
20100808_132352_781 76 37 -69.601 12.709 19001 28929
20100808_132357_921 76 37 -70.422 15.071 19001 28929
20100808_132358_953 76 37 -71.762 13.548 19001 28929
20100808_132401_109 76 37 -74.938 13.519 19001 28929
20100808_132403_062 76 37 -75.172 13.859 19001 28929
20100808_132406_156 76 37 -79.436 15.986 19001 28929
20100808_132409_234 76 37 -72.757 12.525 19001 28929
20100808_132411_281 76 37 -74.957 16.335 19001 28929
20100808_132358_953 85 47 -85.867 16.514 15351 28928
20100808_132406_156 85 47 -87.159 15.109 15351 28928
CELL_ID is 2019 2G drive test point corresponding to 3G residential quarter:
TIMESTAMP BCCH BSIC RXLEVEL C/I residential quarter CI LAC
20100808_132358_953 85 47 -85.867 16.514 15351 28928
20100808_132406_156 85 47 -87.159 15.109 15351 28928
20100808_132406_156 88 62 -86.871 14.550 12161 28968
20100808_132409_234 88 62 -89.278 14.243 12161 28968
20100808_132411_281 88 62 -88.223 15.922 12161 28968
Can obtain CELL_ID by above-mentioned data is that the 2G suggestion adjacent area of 2079 3G residential quarter is CI 12012(LAC 28968) and CI 19001(LAC 28929), CELL_ID is that the 2G suggestion adjacent area of 47977 3G residential quarter is CI 19001(LAC 28929) and CI 15351(LAC 28928), CELL_ID is that the 2G of 2019 3G residential quarter advises that the adjacent area is CI 15351(LAC 28928) and CI 12161(LAC 28968).
In like manner, obtain different system adjacent area according to the mobile phone drive test data, the adjacent area suggestion of the comprehensive different system of frequency sweep and the adjacent area suggestion of the different system of mobile phone drive test, the different system of output the whole network adjacent area summary report.
A kind of method of utilizing sweep generator and testing mobile phone drive test data Conjoint Analysis situation of mobile network that the present invention proposes, can carry out Conjoint Analysis to sweep generator drive test data and mobile phone drive test data, from the drive test data of testing mobile phone, analyze on the one hand the abnormity point in the client perception, in conjunction with analyzing real wireless network environment in the sweep generator drive test data, carry out depth analysis and the accurate location of problem and problem hidden danger, on the other hand, utilize two class data analysis, analyze abnormal problem point hotspots, the problem that gives top priority to what is the most important and key area, deeply excavate hidden network danger, export more accurate Optimizing Suggestions.
The above is preferred embodiment of the present invention only, is not for limiting protection scope of the present invention.
Claims (7)
1. method of utilizing sweep generator and testing mobile phone Conjoint Analysis situation of mobile network is characterized in that the method comprises:
1) imports sweep generator drive test data and testing mobile phone drive test data;
2) respectively sweep generator drive test data and mobile phone drive test data are carried out preliminary treatment;
3) analyze mobile network's scene;
4) sweep generator drive test data and testing mobile phone drive test data are carried out Conjoint Analysis, the different system of output the whole network adjacent area summary report;
5) output analysis result and Optimizing Suggestions.
2. the method for utilizing sweep generator and testing mobile phone Conjoint Analysis situation of mobile network as claimed in claim 1, it is characterized in that, in described step 1), the sweep generator LOG data of the compatible different manufacturers of energy import Single document or import simultaneously a plurality of drive test files.
3. the method for utilizing sweep generator and testing mobile phone Conjoint Analysis situation of mobile network as claimed in claim 1 is characterized in that described drive test data comprises Measuring Time, measurement point longitude and latitude, signal frequency point, field intensity.
4. the method for utilizing sweep generator and testing mobile phone Conjoint Analysis situation of mobile network as claimed in claim 1 is characterized in that described preliminary treatment comprises following steps:
A) cell localization is oriented corresponding cell number according to signal CI, frequency, signal scrambling code in the drive test data;
B) temporal clustering, the data clusters of the measurement point of identical Measuring Time in the drive test data together;
C) data filtering travels through respectively drive test data, is continued the data deletion of thresholding certain cell signal duration less than the signal of appointment;
D) curve travels through respectively drive test data, and a residential quarter continuous signal and duration are carried out match greater than the data of assign thresholds, again with the original measurement data of the data replacement after the match.
5. the method for utilizing sweep generator and testing mobile phone Conjoint Analysis situation of mobile network as claimed in claim 1, it is characterized in that, in described step 3), according to sweep generator Drive Test Data Analysis sweep generator scene, homologous ray adjacent area, different system adjacent area, according to mobile phone Drive Test Data Analysis mobile phone drive test scene, different system adjacent area.
6. the method for utilizing sweep generator and testing mobile phone Conjoint Analysis situation of mobile network as claimed in claim 5 is characterized in that described step 4) specifically comprises:
A1) unusual scene analysis, according to anomalous event, the problem scenes of mobile phone drive test, coupling sweep generator data depth is analyzed orientation problem reason or the hidden danger that searches problem;
B1) Important Problems regional analysis, according to sweep generator drive test data and all kinds of problem scenes of testing mobile phone Drive Test Data Analysis, problem analysis overlap-add region, the key area of reflection existing problems and problem hidden danger;
C1) different system recommendations configuration report, be divided into 2G suggestion adjacent area corresponding to 3G residential quarter, referred to as the T2G adjacent area, the 3G suggestion adjacent area corresponding with 2G cell, referred to as the G2T adjacent area, for the T2G adjacent area, in scene analysis, taking the residential quarter according to the 3G master of the measuring point that satisfies the need analyzes and can obtain 3G residential quarter drive test point fragment, then search the 2G drive test point in the distance threshold scope, if the field intensity thresholding that the field intensity of 2G drive test point arranges greater than system then joins the candidate with the main Serving cell of this 2G drive test point correspondence and advises the adjacent area formation, and then judge with the adjacent area distance threshold and to select the T2G adjacent area; For the G2T adjacent area, the T2G adjacent area that the upper step was obtained travels through reverse process, and the G2T distance threshold according to system arranges filters out the residential quarter less than thresholding, just can obtain the G2T adjacent area;
D1) different system comparison report, adjacent area obtained in the previous step suggestion report is compared with the different system of existing network adjacent area, remove the adjacent area of coincidence, emphasis identifies the adjacent area that has in the suggestion report and do not have in the different system of the existing network adjacent area, and result's output is different system comparison report.
7. the method for utilizing sweep generator and testing mobile phone Conjoint Analysis situation of mobile network as claimed in claim 1, it is characterized in that, in described step 5), present scene and neighboring BS relationship with GIS, and EXCEL mode output report, instruct network optimization personnel to carry out the network optimization.
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| CN104394546A (en) * | 2014-10-31 | 2015-03-04 | 上海邮电设计咨询研究院有限公司 | Drive test data processing method for long term evolution (LTE) network post evaluation |
| CN107241749A (en) * | 2016-03-28 | 2017-10-10 | 中国移动通信有限公司研究院 | A kind of network optimized approach and device |
| CN107580296A (en) * | 2017-08-31 | 2018-01-12 | 北京尼克耐特计算机科技有限责任公司 | It is a kind of to carry out LTE frequency sweeps and the method for parameter extraction using mobile phone |
| CN107580296B (en) * | 2017-08-31 | 2020-04-28 | 北京尼克耐特计算机科技有限责任公司 | Method for carrying out LTE frequency sweep and parameter extraction by using mobile phone |
| CN112533226A (en) * | 2019-09-17 | 2021-03-19 | 中移(成都)信息通信科技有限公司 | Test information acquisition method, device and system and computer storage medium |
| CN113068200A (en) * | 2020-01-02 | 2021-07-02 | 中国移动通信集团设计院有限公司 | Method and device for detecting 5G network fault |
| CN113068200B (en) * | 2020-01-02 | 2022-11-04 | 中国移动通信集团设计院有限公司 | Method and device for detecting 5G network fault |
| CN113950092A (en) * | 2020-06-30 | 2022-01-18 | 荣耀终端有限公司 | Data acquisition method and system |
| CN113950092B (en) * | 2020-06-30 | 2022-06-17 | 荣耀终端有限公司 | Data acquisition method and system |
| CN114095854A (en) * | 2020-07-30 | 2022-02-25 | 中国移动通信集团广东有限公司 | Indoor distribution network interference source positioning method based on MDT data and electronic equipment |
| CN114095854B (en) * | 2020-07-30 | 2023-08-04 | 中国移动通信集团广东有限公司 | Indoor network interference source positioning method based on MDT data and electronic equipment |
| CN111935631A (en) * | 2020-08-10 | 2020-11-13 | 上海应用技术大学 | Network quality testing system and method for rail transit vehicle-mounted wireless system |
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